197882425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{6277}}^1$

素因数の和:6397

約数の個数: 24

約数和(自身を含む): 267015896

約数和(自身を除く): 69133471

約数列:

[1, 5, 13, 25, 65, 97, 325, 485, 1261, 2425, 6277, 6305, 31385, 31525, 81601, 156925, 408005, 608869, 2040025, 3044345, 7915297, 15221725, 39576485, 197882425]

約数ペア:

[(1, 197882425), (5, 39576485), (13, 15221725), (25, 7915297), (65, 3044345), (97, 2040025), (325, 608869), (485, 408005), (1261, 156925), (2425, 81601), (6277, 31525), (6305, 31385)]